- Network AT-X
- Genres Animation, Comedy
- Runtime 25 minutes
- Total runtime 10 hours 25 minutes
- Status Ended
The hyperactive teenage scuba diver, Hikari Kohinata, lives in a small town near the sea. On her first day of high school she meets the shy transfer student, Futaba Oki, who is struggling to find a place after moving away from Tokyo. Hikari takes the lead, dragging Futaba into her hijinx, and the two soon become close friends.